From c504aef3835f71ea22c9e938066f01e69e1c2db3 Mon Sep 17 00:00:00 2001
From: crupest <crupest@outlook.com>
Date: Sat, 4 Sep 2021 23:23:32 +0800
Subject: ...

---
 src/osx/graphics/quartz/Convert.cpp | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

(limited to 'src/osx/graphics/quartz')

diff --git a/src/osx/graphics/quartz/Convert.cpp b/src/osx/graphics/quartz/Convert.cpp
index c1177a41..087de56b 100644
--- a/src/osx/graphics/quartz/Convert.cpp
+++ b/src/osx/graphics/quartz/Convert.cpp
@@ -1,6 +1,27 @@
 #include "cru/osx/graphics/quartz/Convert.hpp"
+#include <cstdint>
 
 namespace cru::platform::graphics::osx::quartz {
+CFStringRef Convert(const String& string) {
+  return CFStringCreateWithBytes(
+      nullptr, reinterpret_cast<const UInt8*>(string.data()),
+      string.size() * sizeof(std::uint16_t), kCFStringEncodingUTF16, false);
+}
+
+String Convert(CFStringRef string) {
+  auto d = CFStringCreateExternalRepresentation(nullptr, string,
+                                                kCFStringEncodingUTF16, 0);
+  auto l = CFDataGetLength(d);
+
+  auto s = String::FromUtf16(
+      reinterpret_cast<const std::uint16_t*>(CFDataGetBytePtr(d)),
+      CFDataGetLength(d) / 2);
+
+  CFRelease(d);
+
+  return s;
+}
+
 CGAffineTransform Convert(const Matrix& matrix) {
   return CGAffineTransformMake(matrix.m11, matrix.m12, matrix.m21, matrix.m22,
                                matrix.m31, matrix.m32);
-- 
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